Home / 74,827.10-103,279.07-43,014.45

Finding the Fourth Proportional to 74,827.10, 103,279.07 and 43,014.45

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Solution

The fourth proportional to 74,827.10, 103,279.07 and 43,014.45 is: 59,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,827.10 : 103,279.07 = 43,014.45 : x
  2. Step 2: Convert to fraction form
    74,827.10/103,279.07 = 43,014.45/x
  3. Step 3: Cross multiply
    74,827.10x = 103,279.07 × 43,014.45
  4. Step 4: Simplify right side
    74,827.10x = 4,442,492,177.49
  5. Step 5: Solve for x
    x = 4,442,492,177.49/74,827.10
  6. Step 6: Final answer
    x = 59,370.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.